Prewired pulse valve wiring harness with diodes

Abstract

In accordance with the present inventive concept, there is provided a wiring harness. The wiring harness comprises a first supply conductor, a first and a second circuit return conductor, and a first plug connector comprising a first and a second output terminal. The supply conductor is connected to the first output terminal. Moreover, the first circuit return conductor is connected to the second output terminal via a first diode arranged in the plug connector, and the second circuit return conductor is connected to the second output terminal via a second opposing diode arranged in the plug connector. There is also provided a wiring circuit comprising a plurality of wiring harnesses.

1 . A wiring harness comprising:
 a first supply conductor;   a first and a second circuit return conductor;   a first plug connector comprising a first and a second output terminal, wherein the supply conductor is connected to the first output terminal, and   the first circuit return conductor is connected to the second output terminal via a first diode arranged in said plug connector, and the second circuit return conductor is connected to the second output terminal via a second opposing diode arranged in said plug connector.   
     
     
         2 . A wiring harness according to  claim 1 , further comprising a ground conductor. 
     
     
         3 . A wiring harness according to  claim 1 , further comprising:
 a second supply conductor;   a second plug connector comprising a first and a second output terminal,   wherein the second supply conductor is connected to the first output terminal of the second plug connector, and   wherein the first circuit return conductor is connected to the second output terminal of the second plug connector via a first diode arranged in the second plug connector, and the second circuit return conductor is connected to the second output terminal of the second plug connector via a second opposing diode arranged in the second plug connector.   
     
     
         4 . A wiring harness according to  claim 3 , wherein the first supply conductor terminates at the first plug connector and wherein the second supply conductor passes through the first plug connector and terminates at the second plug connector. 
     
     
         5 . A wiring harness according to  claim 3 , wherein the output terminals in each of the plug connectors are arranged to be connected to a respective electronic device. 
     
     
         6 . A wiring harness according to  claim 3 , wherein the output terminals in each of the plug connectors are arranged to be connected to a respective solenoid valve electronic device. 
     
     
         7 . A wiring circuit comprising:
 a plurality of wiring harnesses according to  claim 1 ,   wherein said plurality of harnesses are coupled in parallel such that the first supply conductor of each of said plurality of harnesses are jointly connected, the second supply conductor of each of said plurality of harnesses are jointly connected, and the circuit return conductors of each of said plurality of harnesses are jointly connected.   
     
     
         8 . A wiring circuit according to  claim 7  connected to a control unit for controlling a plurality of electronic devices. 
     
     
         9 . A wiring circuit according to  claim 7 , wherein at least one of said plurality of electronic devices is a solenoid valve. 
     
     
         10 . A wiring circuit according to  claim 7  wherein the control unit is arranged to provide AC pulses according to a predetermined scheme on each of said supply conductors.